274649027 has 2 divisors, whose sum is σ = 274649028. Its totient is φ = 274649026.

The previous prime is 274649017. The next prime is 274649129. The reversal of 274649027 is 720946472.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-274649027 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (274649017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137324513 + 137324514.

It is an arithmetic number, because the mean of its divisors is an integer number (137324514).

Almost surely, 2^274649027 is an apocalyptic number.

274649027 is a deficient number, since it is larger than the sum of its proper divisors (1).

274649027 is an equidigital number, since it uses as much as digits as its factorization.

274649027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 274649027 is about 16572.5383390717. The cubic root of 274649027 is about 650.0189556602.

The spelling of 274649027 in words is "two hundred seventy-four million, six hundred forty-nine thousand, twenty-seven".